C# tcp test 客户端

最新推荐文章于 2025-03-03 10:02:06 发布

原创最新推荐文章于 2025-03-03 10:02:06 发布 · 486 阅读

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#tcp #c#

本文介绍了一个使用WPF框架实现的简单客户端程序，该程序能够通过TCP协议与服务器进行双向通信。客户端可以发送消息到服务器，并能接收来自服务器的消息。文章展示了如何使用System.Net命名空间下的TcpClient和NetworkStream类来完成这一过程。

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using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Windows;
using System.Windows.Controls;

//client

namespace WpfApplication2
{
///
/// MainWindow.xaml 的交互逻辑
///
public partial class MainWindow : Window
{
private NetworkStream _networkStream;
private TcpClient _tcpClient;

    public MainWindow()
    {
        InitializeComponent();
    }

    private void _发送消息按钮(object sender, RoutedEventArgs e)
    {
        _networkStream = _tcpClient.GetStream();

        var inputBox = FindName("InputBox") as TextBox;
        var bytes = Encoding.Default.GetBytes(inputBox.Text);
        _networkStream.Write(bytes, 0, bytes.Length);
    }

    private void ReadNetworkStream()
    {
        while (true)
        {
            while (_networkStream != null &&
                   _networkStream.CanRead &&
                   _networkStream.DataAvailable)
            {
                var bytes = new byte[_tcpClient.ReceiveBufferSize];
                var numberOfBytesRead = 0;
                var msg = new StringBuilder();

                do
                {
                    numberOfBytesRead = _networkStream.Read(bytes, 0, bytes.Length);
                    msg.AppendFormat("{0}", Encoding.Default.GetString(bytes, 0, numberOfBytesRead));
                } while (_networkStream.DataAvailable);

                Dispatcher.Invoke(() =>
                {
                    var txtLable = FindName("ReceiveText") as TextBox;
                    txtLable.Text += msg.ToString();
                });
            }
        }
    }

    private void _连接(object sender, RoutedEventArgs e)
    {
        _tcpClient = new TcpClient();
        IPAddress ipAddress = null;
        var ipTexBox = this.FindName("IPInput") as TextBox;
        IPAddress.TryParse(ipTexBox.Text, out ipAddress);
        _tcpClient.Connect(ipAddress, 8888);
        _networkStream = _tcpClient.GetStream();

        var t = new Thread(() => { ReadNetworkStream(); });
        t.Start();
    }
}

}

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